Icom IC-T70A HD Instruction Manual - Page 29

Receiving, Transmit power selection

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BASIC OPERATION 4 ■ Receiving Make sure a charged battery pack (BP-264, BP-265) or a case with brand new alkaline batteries (BP-263) is attached to the transceiver (pp. 2, 12-14). q Push and hold [ ] for 1 sec. to turn power ON. w R otate [VOL] to set the desired audio level. (p. 16) • The frequency display shows the volume level while setting. e Set the receive frequency. (p. 20) r Set the squelch level. (p. 17) • While continuing to push [MONI](BAND), rotate [DIAL]. • The first click of [DIAL] indicates the current squelch level. • "LEVEL1" is loose squelch (for weak signals) and "LEVEL9" is tight squelch (for strong signals). • "Auto" indicates the automatic level adjustment by a noise pulse counting system. • Push and hold [MONI](BAND) to open the squelch manually. t W hen a signal is received: • Squelch opens and audio is heard. • The S/RF meter shows the relative signal strength level. r Set squelch level e Set frequency w Set audio level r Push and hold for setting the squelch (Push and hold to monitor) e Select band q Power ON ■ Transmit power selection 1 The transceiver has three output power levels to suit your op- 2 erating requirements. Low output power during short-range 3 communications may reduce the possibility of interference to other stations, and will conserve battery power. 4 ➥ P ush [H/M/L] to toggle the transmit output power between 5 High (5 W*), Middle (2.5 W*) and Low (0.5 W*). 6 *Approximately 7 8 9 Appears 10 • While transmitting 11 12 13 Low power transmission 14 15 Middle power transmission 16 17 High power transmission 18 19 22

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22
4
BASIC OPERATION
1
2
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■
Receiving
Make sure a charged battery pack (BP-264, BP-265) or a
case with brand new alkaline batteries (BP-263) is attached
to the transceiver (pp. 2, 12–14).
q
Push and hold
[
]
for 1 sec. to turn power ON.
w
Rotate
[VOL]
to set the desired audio level. (p. 16)
• The frequency display shows the volume level while setting.
e
Set the receive frequency. (p. 20)
r
Set the squelch level. (p. 17)
• While continuing to push
[MONI]
(BAND), rotate
[DIAL]
.
• The first click of
[DIAL]
indicates the current squelch level.
• “LEVEL1” is loose squelch (for weak signals) and “LEVEL9” is
tight squelch (for strong signals).
• “Auto” indicates the automatic level adjustment by a noise pulse
counting system.
• Push and hold
[MONI]
(BAND) to open the squelch manually.
t
When a signal is received:
• Squelch opens and audio is heard.
• The S/RF meter shows the relative signal strength level.
q
Power ON
r
Set squelch level
e
Set frequency
r
Push and hold for
setting the squelch
(Push and hold
to monitor)
e
Select band
w
Set audio level
■
Transmit power selection
The transceiver has three output power levels to suit your op-
erating requirements. Low output power during short-range
communications may reduce the possibility of interference to
other stations, and will conserve battery power.
➥
Push
[H/M/L]
to toggle the transmit output power between
High (5 W*), Middle (2.5 W*) and Low (0.5 W*).
*Approximately
Appears
Low power transmission
Middle power transmission
High power transmission
• While transmitting